.@{prefix}nav_bar {
    background: #fff;
    height: 45 * @unit;
    padding: 0 14 * @unit;
    box-sizing: border-box;
    z-index: 8;
    &.fixed {
        top: 0;
    }
    &_left {
        padding-right: 10 * @unit;
        min-width: 1.4rem;
    }
    &_title {
        text-align: center;
    }
    &_right {
        padding-left: 10 * @unit;
        min-width: 1.4rem;
    }
}